package com.situ.storehouse.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;

//过滤器类
@WebFilter("/*")
public class CharSetFilter implements Filter {

	@Override
	public void doFilter(ServletRequest req, ServletResponse resp, FilterChain chain)
			throws IOException, ServletException {
		
		req.setCharacterEncoding("UTF-8");
		//上面的代码放行之前执行
		chain.doFilter(req, resp);//放行
		//下面的代码在响应给浏览器之前执行
		
	}

}
